Cypress is a front-end testing tool for web applications, with an open-source Cypress App and a cloud-based Cypress Cloud service.
Alternatives to TestNG
Katalon Studio is a test automation IDE for creating and running tests across web, mobile, API, and desktop applications.
SoapUI is an open-source tool for testing REST, SOAP and GraphQL web services.
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Selenium
Selenium is a free suite of tools for automating web browsers, mainly to test web applications.
Free planOpen sourceWebAPIExtensionLinux7.8Free plan - 5

Postman
Postman is a platform for designing, testing, distributing, documenting, and monitoring APIs.
Free planWebExtensionLinuxmacOS7.6From $9 a month - 6

ReadyAPI
WebAPILinuxmacOS7.6 - 7

TestMu AI Web Automation (formerly LambdaTest Web Automation)
TestMu AI Web Automation is a cloud platform for running web and app automation tests without maintaining local grids.
Free planAndroidiOSWebAPI7.6From $29 a month - 8

Percy
Free planAndroidiOSWeb7.5From $199 a month - 9

Applitools Autonomous
AndroidiOSWebSelf-hosted7.0From $667 a month - 10

Testiny
Testiny is a test management system that brings manual cases, plans, test runs, and automated results together.
Free planWebAPISelf-hosted7.0From $18.50 a month - 11

Gatling
Gatling is a load-testing and performance engineering platform for generating simulated traffic and locating performance bottlenecks.
WebAPILinuxmacOS6.8From €1,068 a year - 12

NUnit
NUnit is a unit-testing framework for .NET languages, with support listed for C#, VB.NET, F#, and C++.
Free planAndroidiOSAPILinux6.8Free plan - 13
Qase
Qase is test management software that brings manual testing, automated test runs, and CI results into a shared workspace.
Free planWebAPI6.8From $35 a month - 14

Appium
Appium is a free, open-source project and software ecosystem for automating user interfaces across mobile, browser, desktop, TV, and other app platforms.
AndroidiOSWebAPI6.7 - 15

Playwright
Playwright is a web automation tool for testing, scripting, and AI agents.
Free planWebLinuxmacOSSelf-hosted6.7Free plan - 16

Ranorex Studio
Ranorex Studio automates tests for desktop, web, and mobile applications.
AndroidiOSWebWindows6.7 - 17

TestRail
TestRail is a web-based software platform for organizing and tracking software testing.
WebAPILinuxSelf-hosted6.7From $22 a month - 18

Cucumber Open
Cucumber Open runs automated acceptance tests from plain-language specifications so teams can check whether software behaves as described.
Free planAndroidAPILinuxmacOS6.6Free plan - 19

mabl
mabl is an agentic testing platform for building, running, and recovering software test coverage.
AndroidiOSWebAPI6.6 - 20

BlazeMeter
BlazeMeter is an enterprise continuous testing platform for performance, functional, and API testing.
WebAPIExtensionLinux6.5From $99 a year - 21
Grafana k6
Grafana k6 is a load-testing tool for Linux that supports load, stress, browser-based, distributed, and API testing.
Free planLinux6.5$19 usage-based - 22
Locust
Locust is a free, open-source tool for performance and load testing HTTP services and other protocols.
Free planWebAPILinuxmacOS6.5Free plan - 23

PractiTest
PractiTest brings requirements, tests, automation results, and defects into one SaaS platform for release decisions.
WebAPI6.5From $47 a month - 24

Testmo
WebAPI6.5From $59 a month - 25

Apache JMeter
Apache JMeter is a free, open-source Java application for load testing functional behavior and measuring performance.
Free planLinuxmacOSSelf-hostedWindows6.3Free plan - 26

Robot Framework
Robot Framework is an open-source framework for test automation and robotic process automation.
Free planAPILinuxmacOSWindows6.3Free plan - 27
pytest
pytest is a free Python framework for writing small, readable tests and expanding them into functional testing for applications and libraries.
Free planLinux6.0Free plan - 28

JUnit
JUnit is a free, programmer-friendly testing framework for Java and the JVM.
Free planSelf-hosted5.9Free plan - 295.2
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